DNV E550 steel,DNV grade E550,E550 plate
DNV E550 is applied to extra high strength steels, which is defined as steel with specified min yield stress of 420Mpa. The max yield is 690Mpa
BEBON steel can supply DNV E550 steel specification and price ,we are DNV E550 steel suppliers and manufacturer ,if you need DNV E550 steel exporter ,please contact us
DNV E550 Chemical composition heat analysis
Grade |
The Element Max (%) |
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|
C |
Si |
Mn |
P |
S |
Al |
N |
|
|
DNV E550 |
0.21 |
0.10-0.55 |
1.7 |
0.035 |
0.035 |
0.015-0.08 |
0.020 |
|
Nb |
V |
Ti |
Cu |
B |
Ni |
Mo |
|
|
0.02-0.05 |
0.04-0.10 |
0.02 |
0.005 |
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DNV E550 Mechanical properties
Grade |
Mechanical Property |
Charpy V Impact Test |
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|
Thickness |
Yield |
Tensile |
Elongation |
Degree |
Energy 1 |
Energy 2 |
|
|
DNV E550 |
mm |
Min Mpa |
Mpa |
Min % |
0 |
J |
J |
|
t≤50 |
550 |
670-830 |
16% |
37 |
55 |
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|
50＜t≤70 |
550 |
670-830 |
16% |
37 |
55 |
||
|
70＜t≤150 |
550 |
670-830 |
16% |
37 |
55 |
||
|
Note: Energy 1 is transverse impact test, Energy 2 is longitudinal |
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